/*
 * SlewDistortionControlDialog.h
 *
 * Copyright (c) 2025 Lost Robot <r94231/at/gmail/dot/com>
 *
 * This file is part of LMMS - https://lmms.io
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public
 * License along with this program (see COPYING); if not, write to the
 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301 USA.
 *
 */

#ifndef LMMS_GUI_SLEW_DISTORTION_CONTROL_DIALOG_H
#define LMMS_GUI_SLEW_DISTORTION_CONTROL_DIALOG_H

#include "EffectControlDialog.h"
#include <QTextEdit>
#include <array>

namespace lmms
{

class SlewDistortionControls;
class FloatModel;

namespace gui
{

class Knob;

class SlewDistortionControlDialog : public EffectControlDialog
{
	Q_OBJECT
public:
	SlewDistortionControlDialog(SlewDistortionControls* controls);
	~SlewDistortionControlDialog() override = default;
	
	void paintEvent(QPaintEvent* event) override;
public slots:
	void showHelpWindow();
private:
	SlewDistortionControls* m_controls;
	
	Knob* m_slewUp1Knob;
	Knob* m_slewUp2Knob;
	Knob* m_slewDown1Knob;
	Knob* m_slewDown2Knob;
	
	std::array<float, 4> m_lastInPeaks = {0};
	std::array<float, 4> m_lastOutPeaks = {0};
};

class SlewDistortionHelpView : public QTextEdit
{
	Q_OBJECT
public:
	static SlewDistortionHelpView* getInstance()
	{
		static SlewDistortionHelpView* instance = new SlewDistortionHelpView;
		return instance;
	}

private:
	SlewDistortionHelpView();
	static QString s_helpText;
};

} // namespace gui

} // namespace lmms

#endif // LMMS_GUI_SLEW_DISTORTION_CONTROL_DIALOG_H
